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JPL Small-Body Database Browser
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48045 (2001 DD81)
Classification: Main-belt Asteroid          SPK-ID: 2048045
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09695480363072316 3.8926e-08  
a 2.288407464907021 1.2156e-08 au
q 2.06653536851988 9.0662e-08 au
i 6.146004013155191 3.8942e-06 deg
node 96.50387659863863 4.9895e-05 deg
peri 42.69422217163224 5.8272e-05 deg
M 115.7401926704331 2.7734e-05 deg
tp 2458193.981643819393
(2018-Mar-16.48164382)
9.7634e-05 TDB
period 1264.440682604843
3.46
1.0075e-05
2.758e-08
d
yr
n .2847108646159446 2.2686e-09 deg/d
Q 2.510279561294162 1.3335e-08 au
  Orbit Determination Parameters
   # obs. used (total)      564  
   data-arc span      9848 days (26.96 yr)  
   first obs. used      1991-06-06  
   last obs. used      2018-05-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60608  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-May-31 14:47:48  

Additional Information
 Earth MOID = 1.08544 au 
 Jupiter MOID = 2.51326 au 
 T_jup = 3.586 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.3   n/a MPO436118  

48045 (2001 DD81)          Discovered 2001-Feb-26 by Kobayashi, T. at Oizumi
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2001 DD81 = 1994 CH13 = 1998 LG1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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